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CVE-2026-31536

smb: server: let send_done handle a completion without IB_SEND_SIGNALED PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: smb: server: let send_done handle a completion without IB_SEND_SIGNALED With smbdirect_send_batch processing we likely have requests without IB_SEND_SIGNALED, which will be destroyed in the final request that has IB_SEND_SIGNALED set. If the connection is broken all requests are signaled even without explicit IB_SEND_SIGNALED.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 0626e6641f6b467447c81dd7678a69c66f7746cf before 24082642654f3e5149913946e89c00a297a8868f; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before e38b415c024bc3b6321bf8650dbf3f4aab8e74b3; affected 0626e6641f6b467447c81dd7678a69c66f7746cf before 9da82dc73cb03e85d716a2609364572367a5ff47
Linux / Linuxaffected 5.15; unaffected 0 before 5.15; unaffected 6.18.11 through 6.18.*; unaffected 6.19.1 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References